package item12_04.src.com.company.section1;

public class Client {
	
}
//通讯协议
interface Connection {
	// 拨通电话
	public void dial(String phoneNumber);

	// 通话完毕，挂电话
	public void hangup();

}
//数据传输
interface Transfer {
	// 通话
	public void chat(Object o);
}

//class Phone implements Connection,Transfer{
//	
//}